India, Oct. 12 -- The death of actress Diane Keaton left many people sad, especially filmmaker Woody Allen. He had worked with the late actress in several movies, including Annie Hall, which won her an Oscar. A source close to Allen informed People that Allen is struggling to come to terms with the death of his friend.

"He is extremely distraught and surprised and upset," the source is quoted as saying. "It makes him think of his own mortality," the source further added. The report read that Allen was not aware of Keaton's declining health, they said, "Nobody seemed to know. He was surprised."

As People reported, Keaton, who starred in the Godfather movies, worked with the 89-year-old filmmaker on several movies. These include Play It A...